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Search: id:A062358
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| A062358 |
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n! / number of divisors of n. |
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+0
1
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| 1, 1, 3, 8, 60, 180, 2520, 10080, 120960, 907200, 19958400, 79833600, 3113510400, 21794572800, 326918592000, 4184557977600, 177843714048000, 1067062284288000, 60822550204416000, 405483668029440000
(list; graph; listen)
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OFFSET
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1,3
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,100
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EXAMPLE
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a(7)=2520 because 7!/numdiv(7)= 5040/2= 2520.
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PROGRAM
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(PARI) for(n=1, 23, print(n!/numdiv(n)))
(PARI) { f=1; for (n=1, 100, f*=n; write("b062358.txt", n, " ", f/numdiv(n)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Aug 06 2009]
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CROSSREFS
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Sequence in context: A132517 A027262 A027257 this_sequence A110385 A053740 A134173
Adjacent sequences: A062355 A062356 A062357 this_sequence A062359 A062360 A062361
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KEYWORD
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easy,nonn
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AUTHOR
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Jason Earls (zevi_35711(AT)yahoo.com), Jul 06 2001
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